Mississippi
ModerateLeaf River County Wildlife Management Area Sand Hills Fire Tower Circuit
Active fire tower and sand hill longleaf forests
Feature: Wildlife
Kenya
DifficultEastern Rift Valley Escarpment Route
Rift Valley's unforgiving highland spine
Hardap Region
ModerateDordabis Pass to Sossusvlei Via NamibRand
Hidden conservancy route to Sossusvlei
Kansas
EasyTallgrass Prairie National Preserve Backcountry Loop
Bison and bluestem in the last tallgrass prairie
South Dakota
EasyCuster State Park Wildlife Loop Road
Where buffalo rule the road
Canada
ModerateChapleau Crown Game Preserve Loop
Logging roads through Ontario's vast wildlife preserve.
Antofagasta
ModerateReserva Nacional Los Flamencos Backcountry Loop
Desert flamingo colonies above the tourist circuit
Argentina
ExtremeCamino a Laguna Brava – San Juan High Andes
Extreme altitude access to pristine wilderness
Atacama
ModerateSalar de Atacama Circuit
Mars training at 14,000 feet
Alaska
ModerateDalton Highway
414 miles of pipeline road to the Arctic Ocean.